15769240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20749}}^1$

素因数の和:20779

約数の個数: 32

約数和(自身を含む): 37350000

約数和(自身を除く): 21580760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20749, 41498, 82996, 103745, 165992, 207490, 394231, 414980, 788462, 829960, 1576924, 1971155, 3153848, 3942310, 7884620, 15769240]

約数ペア:

[(1, 15769240), (2, 7884620), (4, 3942310), (5, 3153848), (8, 1971155), (10, 1576924), (19, 829960), (20, 788462), (38, 414980), (40, 394231), (76, 207490), (95, 165992), (152, 103745), (190, 82996), (380, 41498), (760, 20749)]